Perhaps you should try some spelling variations:
china gender » china under, child gender, chiefs gender
ying china » ming china, qing china, buying china
wang yang » wang yan, wang liang, wang yanling
yang ying » yang yang, yang jing, huang ying
dang haji » dang hai, dato haji
yang jin » yang jie, yang jun, ying jin
gong min » jong min, song min, gong meng

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: wang yang ying china gender ((yang jin) or (gong min)) dang haji ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang ying china gender ((yang jin) OR (gong min)) dang haji ;.
• Adding a wildcard symbol may retrieve word variants: wang yang ying china gender ((yang jin) or (gong min)) dang haji ;*.